Société de transport de l'Outaouais

Société de transport de l'Outaouais ([sɔsjete də tʁɑ̃spɔʁ də lutawɛ], STO) is the transit service of the Outaouais region of Quebec. It operates conventional services and the Rapibus, a bus rapid transit service, in Gatineau, Quebec, including the districts of Hull, Aylmer, Gatineau, Buckingham and Masson-Angers.